1 /*
2 * Copyright (c) 2012, Michael Lehn, Klaus Pototzky
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #ifndef CXXLAPACK_INTERFACE_LAED1_TCC
34 #define CXXLAPACK_INTERFACE_LAED1_TCC 1
35
36 #include <iostream>
37 #include "xflens/cxxlapack/interface/interface.h"
38 #include "xflens/cxxlapack/netlib/netlib.h"
39
40 namespace cxxlapack {
41
42 template <typename IndexType>
43 IndexType
laed1(IndexType n,float * d,float * Q,IndexType ldQ,IndexType * indxq,float rho,IndexType cutpnt,float * work,IndexType * iWork)44 laed1(IndexType n,
45 float *d,
46 float *Q,
47 IndexType ldQ,
48 IndexType *indxq,
49 float rho,
50 IndexType cutpnt,
51 float *work,
52 IndexType *iWork)
53 {
54 CXXLAPACK_DEBUG_OUT("slaed1");
55
56 IndexType info;
57 LAPACK_IMPL(slaed1)(&n,
58 d,
59 Q,
60 &ldQ,
61 indxq,
62 &rho,
63 &cutpnt,
64 work,
65 iWork,
66 &info);
67 # ifndef NDEBUG
68 if (info<0) {
69 std::cerr << "info = " << info << std::endl;
70 }
71 # endif
72 ASSERT(info>=0);
73 return info;
74 }
75
76 template <typename IndexType>
77 IndexType
laed1(IndexType n,double * d,double * Q,IndexType ldQ,IndexType * indxq,double rho,IndexType cutpnt,double * work,IndexType * iWork)78 laed1(IndexType n,
79 double *d,
80 double *Q,
81 IndexType ldQ,
82 IndexType *indxq,
83 double rho,
84 IndexType cutpnt,
85 double *work,
86 IndexType *iWork)
87 {
88 CXXLAPACK_DEBUG_OUT("dlaed1");
89
90 IndexType info;
91 LAPACK_IMPL(dlaed1)(&n,
92 d,
93 Q,
94 &ldQ,
95 indxq,
96 &rho,
97 &cutpnt,
98 work,
99 iWork,
100 &info);
101 # ifndef NDEBUG
102 if (info<0) {
103 std::cerr << "info = " << info << std::endl;
104 }
105 # endif
106 ASSERT(info>=0);
107 return info;
108 }
109
110 } // namespace cxxlapack
111
112 #endif // CXXLAPACK_INTERFACE_LAED1_TCC
113